package com.itheima.controller;


import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.common.R;
import com.itheima.entity.Category;
import com.itheima.service.CategoryService;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;


/*
* 分类管理
* */
@Slf4j
@RestController
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;



    /*
    * 新增分类
    * */
    @PostMapping
    public R<String> save(@RequestBody Category category){
        log.info("category:{}",category.toString());
        categoryService.save(category);

        return R.success("新增分类成功");
    }




    /*
    * 分页查询
    * */
    @GetMapping("/page")
    public R<Page> page(int page,int pageSize){
        Page pageInfo = new Page(page,pageSize);

        LambdaQueryWrapper<Category> lambdaQueryWrapper = new LambdaQueryWrapper<Category>();
        lambdaQueryWrapper.orderByAsc(Category::getSort);

        categoryService.page(pageInfo,lambdaQueryWrapper);

        return R.success(pageInfo);
    }





    /*
    * 根据ids删除分类
    * */
    @DeleteMapping
    public R<String> delete(Long ids){
        log.info("删除分类，id为：{}",ids);

        /*categoryService.getById(ids);
        categoryService.removeById(ids);*/
        categoryService.remove(ids);
        return R.success("分类信息删除成功");
    }



    /*
    * 根据id修改分类信息
    * */
    @PutMapping
    public R<String> update(@RequestBody Category category){
        log.info("修改分类信息：{}",category.toString());

        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }



    /*
    * 根据条件查询分类数据
    * */
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> lambdaQueryWrapper = new LambdaQueryWrapper<>();

        LambdaQueryWrapper<Category> list = lambdaQueryWrapper.eq(category.getType()!=null, Category::getType, category.getType())
                .orderByAsc(Category::getSort)
                .orderByDesc(Category::getUpdateTime);

        List<Category> list1 = categoryService.list(list);

        return R.success(list1);
    }
}
